| Playhouse Theatre | Playhouse Theatre | | | |
| Pymble Players Inc | Pymble Players Inc | 2006 | 1 | |
| Primary Stages | Primary Stages | 2024 | 1 | |
| Private Theatre, The | The Private Theatre | 2024 – 2025 | 1 | |
| Pit Company, The | The Pit Company | 1904 | 1 | |
| PlayMakers Repertory Company | PlayMakers Repertory Company | 2015 | 1 | |
| Pima Community College | Pima Community College | 2025 | 1 | |
| Princeton Summer Theater | Princeton Summer Theater | 2011 | 1 | |
| Play Actors, The | The Play Actors | 1912 | 1 | |
| Pilgrims, The | The Pilgrims | 1925 | 1 | |
| Produzione Csrt di Pontedera | Csrt di Pontedera | 1989 | 1 | |
| Pelican ProductionsPelican Productions | Pelican Productions | 2023 | 1 | |
| Poreia Theatre | Poreia Theatre | 2023 – 2024 | 1 | |
| Prospero – Extended Theatre | Prospero – Extended Theatre | 2022 | 1 | |
| Purple Star | Purple Star | 2010 | 1 | |
| Partido da Causa Operária | Partido da Causa Operária (Workers' Cause Party) | 2024 | 1 | |
| Passage Theatre, The | The Passage Theatre | 1984 | 1 | |
| Piccola compagnia impertinente | Piccola compagnia impertinente | 2022 – 2023 | 1 | 1 |
| Poland TV | Poland TV | 1970 | 1 | |
| Prescott Studio | Prescott Studio | 2006 | 1 | |
| Peking People's Art Drama College | Peking People's Art Drama College | 1925 | 1 | |
| Pen, Paint, and Pretzels | Pen, Paint, and Pretzels | 1957 | 1 | |
| Puntillas Teatro Danza | De Puntillas Teatro Danza | 2024 | 1 | |
| PitchWhite Productions | PitchWhite Productions | 2025 | 1 | |
| Petras International Festival | Petras International Festival | 2006 | 1 | |
| Prezidenckij fonda kul'turnyh iniciativ | Prezidenckij fond kul'turnyh iniciativ (Presidential Fund for Cultural Initiatives) | 2022 | 1 | |
| Pangdemonium | Pangdemonium | 2025 | 1 | |
| Pittsburgh Public Theater | Pittsburgh Public Theater | 1984 | 1 | |
| Pervyj Sovetskij teatr im. Lenina | Pervyj Sovetskij teatr im. Lenina (The First Lenin Soviet Theatre) | 1920 | 1 | |
| Performing Arts of Woodstock | Performing Arts of Woodstock | 2025 | 1 | |
| Peer Gynt Sommermøte 2009 | Peer Gynt Sommermøte 2009 | 2009 | 1 | |
| Plan B Entertainment | Plan B Entertainment | 2025 | 1 | |
| Petofi Színház | Petofi Színház | 2005 | 1 | |
| Progetto Next Theatre | Progetto Next Theatre | 2018 | 1 | 1 |
| Peking Normal College for Women | Peking Normal College for Women | 1923 | 1 | |
| Periferifestivalen | Periferifestivalen | 2007 | 2 | |
| Performing Arts of Chinese Americans in Greater Chicago | Performing Arts of Chinese Americans in Greater Chicago | 2006 | 2 | |
| Piccolo Teatro di Milano | Piccolo Teatro di Milano - Teatro d'Europa | 2022 | 2 | 1 |
| Produzione BlogAL | Produzione BlogAL | 2018 | 2 | |
| Pan Asian Repertory Theatre | Pan Asian Repertory Theatre | 1993 – 2021 | 2 | |
| PE – Teatro Piemonte Europa | PE – Teatro Piemonte Europa | 2025 | 2 | |
| Projektions-AG Union | Projektions-AG Union | 1923 | 2 | |
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